Offers free email and practically unlimited storage accessible on web.
Hotmail
It is said to be one of the best email services in terms of security and privacy.
Yahoo mail
The free webmail service from Microsoft. It offers 15 gigabytes of free storage in OneDrive.
Outlook
A Google application that allows users to send and receive messages. It offers 15 gigabytes (GB) of free storage. It also includes instant messaging and video chat.
Gmail
Free email service from Apple and is well known for sending large files.
iCloud